Hitachi 55HDT79 42HDX99 important safety instructions Troubleshooting

Troubleshooting

1. Plasma Television Troubleshooting

No.	Items	Notes
1	Buzzing sound from Plasma	A buzzing sound may be heard when the plasma television is turned on in a very quiet
		room. This is due to the plasma panel drive circuit when it is functioning. The buzzing
	display panel.	sound is normal and is not a malfunction.
2	Infrared interference	Some infrared rays are emitted from the plasma television panel that might affect the
		operation of other infrared controlling equipment.
		High precision technology is used to manufacture the plasma television. But there
3	Bright and dark spots	maybe points that do not illuminate, points that are too bright, and points with color
		different from that of the periphery. Please note that this is not a mafunction.
4	Picture Image	In some cases, residual images may remain after the short term display of still images
		when the picture changes.
	Display panel surface	The plasma display panel display images by means of electrical discharges inside the
5		panel. This may cause the temperature of the panel surface to increase. Please note that
	temperature is too high.
		this is not a malfunction.
6	Plasma Surface	A reinforced glass filter is installed over the plasma panel surface. A strong impact to
		the front panel risk a danger of glass breakage.
7		Please transport the plasma television in it's packing box and placed in an upright
	Transportation	position. Do not transport the plasma television in a horizontal position. This increases
		the posibility of panel breakage and pixel failure.
8	Granular spots	When a screen is seen at point-blank range, a random fine grain may be visible in the
		dark areas of the picture.
9	High temperature	High temperature affect the electric discharge/luminescence characteristic of the PDP
	environment	panel. Do not place the plasma television in high temperature environments.
10	Operation	Operating altitude: 800 to 1,114hPa (6,194ft to -2,484ft). Operating temperature: 41˚F
		to 95˚F.
11	Storage	Storage altitude: 300 to 1,114hPa (31,912ft to -2,484ft). Storage temperature: 5˚F to
		140˚F
12	Power ON or OFF	Repeatedly turning the plasma television Power ON and OFF at short intervals may
		result in failure of the television.

2. TV Guide On-ScreenTMSystem Frequently Asked Questions

My Guide listings disappeared after a power failure.

You should begin to receive listings again within 24 hours.

Some channel numbers in the Guide are incorrect.

You can correct them using Change Channel Display under Setup.

I have not received any Guide show listings.

Listings usually begin to appear within 24 hours after a successful Setup. It may take up to 5 days to receive a full 8 days of program listings.

•Check the connections between the TV, cable, antenna, and the IR cable if using a cable box.

•Verify Setup information under Change System Settings.

•Make sure the cable box is On, if applicable.

•Review Screen 4 and Screen 5 in the Initial Guide Setup section.

A show I set to Record did not occur.

•Make sure your recorder is turned Off before the recording begins.

•Make sure there is a tape or DVD in the VCR or DVD Recorder.

•Check the Schedule menu and verify that the show is listed before recording begins.

•Check the placement of the IR cable in front of your recorder.

The TV did not tune to a show I scheduled with the Reminder feature.

•Check the Schedule menu and verify that the show is listed.

•If you have a cable box, check the IR cable.

I set a show to Auto-Tune and it did not.

•Check the Schedule menu and verify that the show is listed as a Reminder.

•Highlight the show under Listings and do the following:

•Press the Menu button on the remote.

•Use the down arrow to highlight Edit Reminder, and press SELECT.

•Verify the Auto-Tune option reads Yes.

•The TV must be On at the scheduled time for Auto-Tune.

I set a show with the Power On TV option and it did not.

•Check the Schedule menu and verify that the show is listed as a Reminder.

•Highlight the show under Listings and do the following:

•Press the Menu button on the remote.

•Use the down arrow to highlight Edit Reminder, and press SELECT.

•Verify the Power On TV option reads Yes.

• The TV must be Off at the scheduled time for Power On TV. 83

Useful Information